habitica/website/server/models/user/schema.js

import { Schema } from 'mongoose';
import validator from 'validator';
import shared from '../../../common';
import { // eslint-disable-line import/no-cycle
  getDefaultOwnedGear,
} from '../../libs/items/utils';
import { schema as PushDeviceSchema } from '../pushDevice';
import { schema as SubscriptionPlanSchema } from '../subscriptionPlan';
import { schema as TagSchema } from '../tag';
import { schema as UserNotificationSchema } from '../userNotification';
import { schema as WebhookSchema } from '../webhook';

const RESTRICTED_EMAIL_DOMAINS = Object.freeze(['habitica.com', 'habitrpg.com']);

// User schema definition
export default new Schema({
  apiToken: {
    $type: String,
    default: shared.uuid,
  },

  auth: {
    blocked: Boolean,
    facebook: {
      $type: Schema.Types.Mixed,
      default: () => ({}),
    },
    google: {
      $type: Schema.Types.Mixed,
      default: () => ({}),
    },
    apple: { $type: Schema.Types.Mixed, default: () => ({}) },
    local: {
      email: {
        $type: String,
        validate: [{
          validator: v => validator.isEmail(v),
          message: shared.i18n.t('invalidEmail'),
        }, {
          validator (email) {
            const lowercaseEmail = email.toLowerCase();

            return RESTRICTED_EMAIL_DOMAINS.every(domain => !lowercaseEmail.endsWith(`@${domain}`));
          },
          message: shared.i18n.t('invalidEmailDomain', { domains: RESTRICTED_EMAIL_DOMAINS.join(', ') }),
        }],
      },
      username: {
        $type: String,
      },
      // Store a lowercase version of username to check for duplicates
      lowerCaseUsername: String,
      hashed_password: String, // eslint-disable-line camelcase
      // Legacy password are hashed with SHA1, new ones with bcrypt
      passwordHashMethod: {
        $type: String,
        enum: ['bcrypt', 'sha1'],
      },
      salt: String, // Salt for SHA1 encrypted passwords, not stored for bcrypt,
      // Used to validate password reset codes and make sure only the most recent one can be used
      passwordResetCode: String,
    },
    timestamps: {
      created: { $type: Date, default: Date.now },
      loggedin: { $type: Date, default: Date.now },
      updated: { $type: Date, default: Date.now },
    },
  },
  // We want to know *every* time an object updates.
  // Mongoose uses __v to designate when an object contains arrays which
  // have been updated, but we want *every* update
  _v: { $type: Number, default: 0 },
  migration: String,
  achievements: {
    originalUser: Boolean,
    habitSurveys: Number,
    ultimateGearSets: {
      healer: { $type: Boolean, default: false },
      wizard: { $type: Boolean, default: false },
      rogue: { $type: Boolean, default: false },
      warrior: { $type: Boolean, default: false },
    },
    beastMaster: Boolean,
    beastMasterCount: Number,
    mountMaster: Boolean,
    mountMasterCount: Number,
    triadBingo: Boolean,
    triadBingoCount: Number,
    veteran: Boolean,
    snowball: Number,
    spookySparkles: Number,
    shinySeed: Number,
    seafoam: Number,
    streak: { $type: Number, default: 0 },
    challenges: Array,
    quests: {
      $type: Schema.Types.Mixed,
      default: () => ({}),
    },
    rebirths: Number,
    rebirthLevel: Number,
    perfect: { $type: Number, default: 0 },
    habitBirthdays: Number,
    valentine: Number,
    nye: Number,
    habiticaDays: Number,
    greeting: Number,
    thankyou: Number,
    costumeContests: Number,
    birthday: Number,
    partyUp: Boolean,
    partyOn: Boolean,
    congrats: Number,
    getwell: Number,
    goodluck: Number,
    royallyLoyal: Boolean,
    joinedGuild: Boolean,
    joinedChallenge: Boolean,
    invitedFriend: Boolean,
    lostMasterclasser: Boolean,
    mindOverMatter: Boolean,
    justAddWater: Boolean,
    backToBasics: Boolean,
    allYourBase: Boolean,
    dustDevil: Boolean,
    aridAuthority: Boolean,
    kickstarter2019: Boolean,
    monsterMagus: Boolean,
    undeadUndertaker: Boolean,
    primedForPainting: Boolean,
    pearlyPro: Boolean,
    tickledPink: Boolean,
    rosyOutlook: Boolean,
    bugBonanza: Boolean,
    bareNecessities: Boolean,
    freshwaterFriends: Boolean,
    goodAsGold: Boolean,
    allThatGlitters: Boolean,
    boneCollector: Boolean,
    skeletonCrew: Boolean,
    seeingRed: Boolean,
    redLetterDay: Boolean,
    legendaryBestiary: Boolean,
    seasonalSpecialist: Boolean,
    violetsAreBlue: Boolean,
    wildBlueYonder: Boolean,
    domesticated: Boolean,
    shadyCustomer: Boolean,
    shadeOfItAll: Boolean,
    zodiacZookeeper: Boolean,
    birdsOfAFeather: Boolean,
    reptacularRumble: Boolean,
    woodlandWizard: Boolean,
    boneToPick: Boolean,
    polarPro: Boolean,
    plantParent: Boolean,
    dinosaurDynasty: Boolean,
    bonelessBoss: Boolean,
    // Onboarding Guide
    createdTask: Boolean,
    completedTask: Boolean,
    hatchedPet: Boolean,
    fedPet: Boolean,
    purchasedEquipment: Boolean,
    groupsBeta2022: Boolean,
  },

  backer: {
    tier: Number,
    npc: String,
    tokensApplied: Boolean,
  },

  contributor: {
    // 1-9, see https://habitica.fandom.com/wiki/Contributor_Rewards
    level: {
      $type: Number,
      min: 0,
      max: 9,
    },
    admin: Boolean,
    // Artisan, Friend, Blacksmith, etc
    text: String,
    // a markdown textarea to list their contributions + links
    contributions: String,
    // user can own Critical Hammer of Bug-Crushing if this has a truthy value
    critical: String,
  },
  permissions: {
    fullAccess: Boolean, // esentially what was previously contributor.admin. Can do everything
    news: Boolean,
    userSupport: Boolean, // access User Support feature in Admin Panel
    challengeAdmin: Boolean, // Can manage and administrate challenges
    moderator: Boolean, // Can ban, flag users and manage social spaces
    coupons: Boolean, // Can generate and request coupons
  },
  balance: { $type: Number, default: 0 },

  purchased: {
    ads: { $type: Boolean, default: false },
    // eg, {skeleton: true, pumpkin: true, eb052b: true}
    skin: {
      $type: Schema.Types.Mixed,
      default: () => ({}),
    },
    hair: {
      $type: Schema.Types.Mixed,
      default: () => ({}),
    },
    shirt: {
      $type: Schema.Types.Mixed,
      default: () => ({}),
    },
    background: {
      $type: Schema.Types.Mixed,
      default: () => ({}),
    },
    txnCount: { $type: Number, default: 0 },
    mobileChat: Boolean,
    plan: {
      $type: SubscriptionPlanSchema,
      default: () => ({}),
    },
  },

  flags: {
    customizationsNotification: { $type: Boolean, default: false },
    showTour: { $type: Boolean, default: true },
    tour: {
      // -1 indicates "uninitiated", -2 means "complete",
      // any other number is the current tour step (0-index)
      intro: { $type: Number, default: -1 },
      classes: { $type: Number, default: -1 },
      stats: { $type: Number, default: -1 },
      tavern: { $type: Number, default: -1 },
      party: { $type: Number, default: -1 },
      guilds: { $type: Number, default: -1 },
      challenges: { $type: Number, default: -1 },
      market: { $type: Number, default: -1 },
      pets: { $type: Number, default: -1 },
      mounts: { $type: Number, default: -1 },
      hall: { $type: Number, default: -1 },
      equipment: { $type: Number, default: -1 },
      groupPlans: { $type: Number, default: -1 },
    },
    tutorial: {
      common: {
        habits: { $type: Boolean, default: false },
        dailies: { $type: Boolean, default: false },
        todos: { $type: Boolean, default: false },
        rewards: { $type: Boolean, default: false },
        party: { $type: Boolean, default: false },
        pets: { $type: Boolean, default: false },
        gems: { $type: Boolean, default: false },
        skills: { $type: Boolean, default: false },
        classes: { $type: Boolean, default: false },
        tavern: { $type: Boolean, default: false },
        equipment: { $type: Boolean, default: false },
        items: { $type: Boolean, default: false },
        mounts: { $type: Boolean, default: false },
        inbox: { $type: Boolean, default: false },
        stats: { $type: Boolean, default: false },
      },
      ios: {
        addTask: { $type: Boolean, default: false },
        editTask: { $type: Boolean, default: false },
        deleteTask: { $type: Boolean, default: false },
        filterTask: { $type: Boolean, default: false },
        groupPets: { $type: Boolean, default: false },
        inviteParty: { $type: Boolean, default: false },
        reorderTask: { $type: Boolean, default: false },
      },
    },
    dropsEnabled: { $type: Boolean, default: false }, // unused
    itemsEnabled: { $type: Boolean, default: false },
    lastNewStuffRead: { $type: String, default: '' },
    // The newStuff field was changed to be a computed property when returning the user in json,
    // so that it doesn't have to be updated for each bailey post.
    // See models/user/hooks#toJSONTransform
    // newStuff: { $type: Boolean, default: false },
    rewrite: { $type: Boolean, default: true },
    classSelected: { $type: Boolean, default: false },
    mathUpdates: Boolean,
    rebirthEnabled: { $type: Boolean, default: false },
    lastFreeRebirth: Date,
    levelDrops: {
      $type: Schema.Types.Mixed,
      default: () => ({}),
    },
    chatRevoked: Boolean,
    chatShadowMuted: Boolean,
    // Used to track the status of recapture emails sent to each user,
    // can be 0 - no email sent - 1, 2, 3 or 4 - 4 means no more email will be sent to the user
    recaptureEmailsPhase: { $type: Number, default: 0 },
    // Needed to track the tip to send inside the email
    weeklyRecapEmailsPhase: { $type: Number, default: 0 },
    // Used to track when the next weekly recap should be sent
    lastWeeklyRecap: { $type: Date, default: Date.now },
    // Used to enable weekly recap emails as users login
    lastWeeklyRecapDiscriminator: Boolean,
    onboardingEmailsPhase: String, // Keep track of the latest onboarding email sent
    communityGuidelinesAccepted: { $type: Boolean, default: false },
    cronCount: { $type: Number, default: 0 },
    welcomed: { $type: Boolean, default: false },
    armoireEnabled: { $type: Boolean, default: true },
    armoireOpened: { $type: Boolean, default: false },
    armoireEmpty: { $type: Boolean, default: false },
    cardReceived: { $type: Boolean, default: false },
    warnedLowHealth: { $type: Boolean, default: false },
    verifiedUsername: { $type: Boolean, default: false },
    thirdPartyTools: { $type: Date },
  },

  history: {
    exp: Array, // [{date: Date, value: Number}], // big peformance issues if these are defined
    todos: Array, // [{data: Date, value: Number}] // big peformance issues if these are defined
  },

  items: {
    gear: {
      owned: {
        $type: Schema.Types.Mixed,
        default: () => getDefaultOwnedGear(),
      },

      equipped: {
        weapon: String,
        armor: { $type: String, default: 'armor_base_0' },
        head: { $type: String, default: 'head_base_0' },
        shield: { $type: String, default: 'shield_base_0' },
        back: String,
        headAccessory: String,
        eyewear: String,
        body: String,
      },
      costume: {
        weapon: String,
        armor: { $type: String, default: 'armor_base_0' },
        head: { $type: String, default: 'head_base_0' },
        shield: { $type: String, default: 'shield_base_0' },
        back: String,
        headAccessory: String,
        eyewear: String,
        body: String,
      },
    },

    special: {
      snowball: { $type: Number, default: 0 },
      spookySparkles: { $type: Number, default: 0 },
      shinySeed: { $type: Number, default: 0 },
      seafoam: { $type: Number, default: 0 },
      valentine: { $type: Number, default: 0 },
      valentineReceived: Array, // array of strings, by sender name
      nye: { $type: Number, default: 0 },
      nyeReceived: Array,
      greeting: { $type: Number, default: 0 },
      greetingReceived: Array,
      thankyou: { $type: Number, default: 0 },
      thankyouReceived: Array,
      birthday: { $type: Number, default: 0 },
      birthdayReceived: Array,
      congrats: { $type: Number, default: 0 },
      congratsReceived: Array,
      getwell: { $type: Number, default: 0 },
      getwellReceived: Array,
      goodluck: { $type: Number, default: 0 },
      goodluckReceived: Array,
    },

    // -------------- Animals -------------------
    // Complex bit here. The result looks like:
    // pets: {
    //   'Wolf-Desert': 0, // 0 means does not own
    //   'PandaCub-Red': 10, // Number represents "Growth Points"
    //   etc...
    // }
    pets: {
      $type: Schema.Types.Mixed,
      default: () => ({}),
    },
    currentPet: String, // Cactus-Desert

    // eggs: {
    //  'PandaCub': 0, // 0 indicates "doesn't own"
    //  'Wolf': 5 // Number indicates "stacking"
    // }
    eggs: {
      $type: Schema.Types.Mixed,
      default: () => ({}),
    },

    // hatchingPotions: {
    //  'Desert': 0, // 0 indicates "doesn't own"
    //  'CottonCandyBlue': 5 // Number indicates "stacking"
    // }
    hatchingPotions: {
      $type: Schema.Types.Mixed,
      default: () => ({}),
    },

    // Food: {
    //  'Watermelon': 0, // 0 indicates "doesn't own"
    //  'RottenMeat': 5 // Number indicates "stacking"
    // }
    food: {
      $type: Schema.Types.Mixed,
      default: () => ({}),
    },

    // mounts: {
    //  'Wolf-Desert': true,
    //  'PandaCub-Red': false,
    //  etc...
    // }
    mounts: {
      $type: Schema.Types.Mixed,
      default: () => ({}),
    },
    currentMount: String,

    // Quests: {
    //  'boss_0': 0, // 0 indicates "doesn't own"
    //  'collection_honey': 5 // Number indicates "stacking"
    // }
    quests: {
      $type: Schema.Types.Mixed,
      default: () => ({}),
    },

    lastDrop: {
      date: { $type: Date, default: Date.now },
      count: { $type: Number, default: 0 },
    },
  },

  lastCron: { $type: Date, default: Date.now },
  _cronSignature: { $type: String, default: 'NOT_RUNNING' }, // Private property used to avoid double cron
  // Lock property to avoid double subscription. Not strictly private because we query on it
  _subSignature: { $type: String, default: 'NOT_RUNNING' },

  // {GROUP_ID: Boolean}, represents whether they have unseen chat messages
  newMessages: {
    $type: Schema.Types.Mixed,
    default: () => ({}),
  },

  challenges: [{ $type: String, ref: 'Challenge', validate: [v => validator.isUUID(v), 'Invalid uuid for user challenges.'] }],

  invitations: {
    // Using an array without validation because otherwise mongoose
    // treat this as a subdocument and applies _id by default
    // Schema is (id, name, inviter, publicGuild)
    // TODO one way to fix is https://mongoosejs.com/docs/guide.html#_id
    guilds: { $type: Array, default: () => [] },
    // Using a Mixed type because otherwise user.invitations.party = {}
    // to reset invitation, causes validation to fail TODO
    // schema is the same as for guild invitations (id, name, inviter)
    party: {
      $type: Schema.Types.Mixed,
      default: () => ({}),
    },
    parties: [{
      id: {
        $type: String,
        ref: 'Group',
        required: true,
        validate: [v => validator.isUUID(v), 'Invalid uuid for user invitation party id.'],
      },
      name: {
        $type: String,
        required: true,
      },
      inviter: {
        $type: String,
        ref: 'User',
        required: true,
        validate: [v => validator.isUUID(v), 'Invalid uuid for user invitation inviter id.'],
      },
      cancelledPlan: {
        $type: Boolean,
      },
    }],
  },

  guilds: [{ $type: String, ref: 'Group', validate: [v => validator.isUUID(v), 'Invalid uuid for user guild.'] }],

  party: {
    _id: { $type: String, validate: [v => validator.isUUID(v), 'Invalid uuid for user party.'], ref: 'Group' },
    order: { $type: String, default: 'level' },
    orderAscending: { $type: String, default: 'ascending' },
    quest: {
      key: String,
      progress: {
        up: { $type: Number, default: 0 },
        down: { $type: Number, default: 0 },
        collect: {
          $type: Schema.Types.Mixed,
          default: () => ({}),
        },
        collectedItems: { $type: Number, default: 0 },
      },
      // When quest is done, we move it from key => completed,
      // and it's a one-time flag (for modal) that they unset by clicking "ok" in browser
      completed: String,
      // Set to true when invite is pending, set to false when quest
      // invite is accepted or rejected, quest starts, or quest is cancelled
      RSVPNeeded: { $type: Boolean, default: false },
    },
    seeking: Date,
  },
  preferences: {
    dayStart: {
      $type: Number, default: 0, min: 0, max: 23,
    },
    size: { $type: String, enum: ['broad', 'slim'], default: 'slim' },
    hair: {
      color: { $type: String, default: 'red' },
      base: { $type: Number, default: 3 },
      bangs: { $type: Number, default: 1 },
      beard: { $type: Number, default: 0 },
      mustache: { $type: Number, default: 0 },
      flower: { $type: Number, default: 1 },
    },
    hideHeader: { $type: Boolean, default: false },
    skin: { $type: String, default: '915533' },
    shirt: { $type: String, default: 'blue' },
    timezoneOffset: { $type: Number, default: 0 },
    sound: { $type: String, default: 'rosstavoTheme', enum: ['off', ...shared.content.audioThemes] },
    chair: { $type: String, default: 'none' },
    timezoneOffsetAtLastCron: Number,
    language: String,
    automaticAllocation: Boolean,
    allocationMode: { $type: String, enum: ['flat', 'classbased', 'taskbased'], default: 'flat' },
    autoEquip: { $type: Boolean, default: true },
    costume: { $type: Boolean, default: false },
    dateFormat: { $type: String, enum: ['MM/dd/yyyy', 'dd/MM/yyyy', 'yyyy/MM/dd'], default: 'MM/dd/yyyy' },
    sleep: { $type: Boolean, default: false },
    stickyHeader: { $type: Boolean, default: true },
    disableClasses: { $type: Boolean, default: false },
    newTaskEdit: { $type: Boolean, default: false },
    // not used anymore, now the current filter is saved in preferences.activeFilter
    dailyDueDefaultView: { $type: Boolean, default: false },
    advancedCollapsed: { $type: Boolean, default: false },
    toolbarCollapsed: { $type: Boolean, default: false },
    reverseChatOrder: { $type: Boolean, default: false },
    background: String,
    displayInviteToPartyWhenPartyIs1: { $type: Boolean, default: true },
    webhooks: {
      $type: Schema.Types.Mixed,
      default: () => ({}),
    },
    // For the following fields make sure to use strict
    // comparison when searching for falsey values (=== false)
    // As users who didn't login after these were introduced may have them undefined/null
    emailNotifications: {
      unsubscribeFromAll: { $type: Boolean, default: false },
      newPM: { $type: Boolean, default: true },
      kickedGroup: { $type: Boolean, default: true },
      wonChallenge: { $type: Boolean, default: true },
      giftedGems: { $type: Boolean, default: true },
      giftedSubscription: { $type: Boolean, default: true },
      invitedParty: { $type: Boolean, default: true },
      invitedGuild: { $type: Boolean, default: true },
      questStarted: { $type: Boolean, default: true },
      invitedQuest: { $type: Boolean, default: true },
      // remindersToLogin: {$type: Boolean, default: true},
      // importantAnnouncements are in fact the recapture emails
      importantAnnouncements: { $type: Boolean, default: true },
      weeklyRecaps: { $type: Boolean, default: true },
      onboarding: { $type: Boolean, default: true },
      majorUpdates: { $type: Boolean, default: true },
      subscriptionReminders: { $type: Boolean, default: true },
    },
    pushNotifications: {
      unsubscribeFromAll: { $type: Boolean, default: false },
      newPM: { $type: Boolean, default: true },
      wonChallenge: { $type: Boolean, default: true },
      giftedGems: { $type: Boolean, default: true },
      giftedSubscription: { $type: Boolean, default: true },
      invitedParty: { $type: Boolean, default: true },
      invitedGuild: { $type: Boolean, default: true },
      questStarted: { $type: Boolean, default: true },
      invitedQuest: { $type: Boolean, default: true },
      majorUpdates: { $type: Boolean, default: true },
      mentionParty: { $type: Boolean, default: true },
      mentionJoinedGuild: { $type: Boolean, default: true },
      mentionUnjoinedGuild: { $type: Boolean, default: true },
      partyActivity: { $type: Boolean, default: true },
    },
    suppressModals: {
      levelUp: { $type: Boolean, default: false },
      hatchPet: { $type: Boolean, default: false },
      raisePet: { $type: Boolean, default: false },
      streak: { $type: Boolean, default: false },
    },
    tasks: {
      groupByChallenge: { $type: Boolean, default: false }, // @TODO remove? not used
      confirmScoreNotes: { $type: Boolean, default: false }, // @TODO remove? not used
      mirrorGroupTasks: [
        { $type: String, validate: [v => validator.isUUID(v), 'Invalid group UUID.'], ref: 'Group' },
      ],
      activeFilter: {
        habit: { $type: String, default: 'all' },
        daily: { $type: String, default: 'all' },
        todo: { $type: String, default: 'remaining' },
        reward: { $type: String, default: 'all' },
      },
    },
    improvementCategories: {
      $type: Array,
      validate: categories => {
        const validCategories = ['work', 'exercise', 'healthWellness', 'school', 'teams', 'chores', 'creativity'];
        const isValidCategory = categories
          .every(category => validCategories.indexOf(category) !== -1);
        return isValidCategory;
      },
    },
  },
  profile: {
    blurb: String,
    imageUrl: String,
    name: {
      $type: String,
      required: true,
      trim: true,
    },
    flags: { $type: Schema.Types.Mixed },
  },
  stats: {
    hp: { $type: Number, default: shared.maxHealth },
    mp: { $type: Number, default: 10, min: 0 },
    exp: { $type: Number, default: 0 },
    gp: { $type: Number, default: 0, min: 0 },
    lvl: {
      $type: Number,
      default: 1,
      min: 1,
      max: shared.constants.MAX_LEVEL_HARD_CAP,
    },

    // Class System
    class: {
      $type: String, enum: ['warrior', 'rogue', 'wizard', 'healer'], default: 'warrior', required: true,
    },
    points: { $type: Number, default: 0, min: 0 },
    str: { $type: Number, default: 0, min: 0 },
    con: { $type: Number, default: 0, min: 0 },
    int: { $type: Number, default: 0, min: 0 },
    per: { $type: Number, default: 0, min: 0 },
    buffs: {
      str: { $type: Number, default: 0, min: 0 },
      int: { $type: Number, default: 0, min: 0 },
      per: { $type: Number, default: 0, min: 0 },
      con: { $type: Number, default: 0, min: 0 },
      stealth: { $type: Number, default: 0, min: 0 },
      streaks: { $type: Boolean, default: false },
      snowball: { $type: Boolean, default: false },
      spookySparkles: { $type: Boolean, default: false },
      shinySeed: { $type: Boolean, default: false },
      seafoam: { $type: Boolean, default: false },
    },
    training: {
      int: { $type: Number, default: 0 },
      per: { $type: Number, default: 0 },
      str: { $type: Number, default: 0 },
      con: { $type: Number, default: 0 },
    },
  },

  notifications: [UserNotificationSchema],
  tags: [TagSchema],

  inbox: {
    // messages are stored in the Inbox collection
    newMessages: { $type: Number, default: 0 },
    blocks: { $type: Array, default: () => [] },
    optOut: { $type: Boolean, default: false },
  },
  tasksOrder: {
    habits: [{ $type: String, ref: 'Task' }],
    dailys: [{ $type: String, ref: 'Task' }],
    todos: [{ $type: String, ref: 'Task' }],
    rewards: [{ $type: String, ref: 'Task' }],
  },
  extra: {
    $type: Schema.Types.Mixed,
    default: () => ({}),
  },
  pushDevices: [PushDeviceSchema],
  _ABtests: {
    $type: Schema.Types.Mixed,
    default: () => ({}),
  },
  webhooks: [WebhookSchema],
  loginIncentives: { $type: Number, default: 0 },
  invitesSent: { $type: Number, default: 0 },

  // Items manually pinned by the user
  pinnedItems: [{
    _id: false,
    path: { $type: String },
    type: { $type: String },
  }],
  // Ordered array of shown pinned items,
  // necessary for sorting because seasonal items are not stored in pinnedItems
  pinnedItemsOrder: [{ $type: String }],
  // Items the user manually unpinned from the ones suggested by Habitica
  unpinnedItems: [{
    _id: false,
    path: { $type: String },
    type: { $type: String },
  }],

  // only visible to staff and moderators
  secret: {
    text: String,
  },
}, {
  skipVersioning: { notifications: true },
  strict: true,
  minimize: false, // So empty objects are returned
  typeKey: '$type', // So that we can use fields named `type`
});